SDR SWAA2022013161065

Service difficulty report · Web · Boeing 7377CT

Difficulty date: January 12, 2022
Submitted: January 31, 2022
Operation: Air carrier
Aircraft: N7881A
Make and model: Boeing 7377CT
Aircraft serial: 35084
Aircraft time: 44,806 hours, 23,070 cycles
System (JASC): 5310 · Fuselage Main, Structure
Part: Web
Condition: Corroded
Location: Fuselage
Stage of operation: UK
How discovered: 9
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CORROSION ON AFT CARGO BAY THRESHOLD SUB WEB AT RBL 26 BS 787+13; BS 787+16; BS 787+19; BS 807+2; BS 827+1; BS 827+3; BS 827+6; BS 827+7. REMOVED CORROSION ON SUBTHRESHOLD WEB. FOUND OUT OF LIMITS IAW SRM 53-60-15-1A-1; PARAG. 4.G.(2) DETAIL G. COMPLETED STEPS 1-8. LOCATED AND DRILLED NEW ACB SUBTHRESHOLD WEB IAW SRM 51-40-05-0G-0 AND DWG 146A8340. INSTALLED NEW ACB SUBTHRESHOLD WEB IAW SRM 51-40-02-0G-0 AND DWG#146A8340; ID:0028; REV:-.

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